Difference between revisions of "Sega Y Board"
From Sega Retro
(Created page with 'The '''Sega Y Board''' is an arcade system board released by Sega in 1988. Just like the X Board before it, the Y Board was known for its sprite manipulation capabilities…') |
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* Sound CPU: [[Z80]] @ 4 MHz | * Sound CPU: [[Z80]] @ 4 MHz | ||
* Sound chip: [[YM2151]] 4 MHz & SegaPCM @ 15.625 MHz | * Sound chip: [[YM2151]] 4 MHz & SegaPCM @ 15.625 MHz | ||
| − | * Display | + | * Display [[resolution]]: 320 x 224 |
| − | * Board composition: CPU board + | + | * Board composition: CPU board + video board |
* Hardware features: a sky gradient; a first sprite layer, which plugs into a full-screen rotation; a second sprite layer on top of them, which has priority; full sprite zooming and scaling on both sprite planes. | * Hardware features: a sky gradient; a first sprite layer, which plugs into a full-screen rotation; a second sprite layer on top of them, which has priority; full sprite zooming and scaling on both sprite planes. | ||
Revision as of 16:26, 27 March 2010
The Sega Y Board is an arcade system board released by Sega in 1988. Just like the X Board before it, the Y Board was known for its sprite manipulation capabilities. Unusually, the system uses no tile layers, so graphics are rendered using only sprites.
Specifications
- Main CPU: 3 x MC68000 @ 12.5 MHz
- Sound CPU: Z80 @ 4 MHz
- Sound chip: YM2151 4 MHz & SegaPCM @ 15.625 MHz
- Display resolution: 320 x 224
- Board composition: CPU board + video board
- Hardware features: a sky gradient; a first sprite layer, which plugs into a full-screen rotation; a second sprite layer on top of them, which has priority; full sprite zooming and scaling on both sprite planes.